CVE-2020-11547
PRTG Network Monitor before 20.1.57.1745 allows remote unauthenticated attackers to obtain...
CVE-2020-11547 is a medium vulnerability (CVSS 5.3) in Paessler Prtg Network Monitor, published April 4, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 52.1%, the 98th percentile. No source names a fixed version.
- Severity
- 5.3 MediumCVSS 3.1, NVD
- Exploit chance
- 52.1%EPSS, 98th percentile
- Exploitation
- None known2 public exploits
- Fixed in
- No fix listedNo source names one
Description
PRTG Network Monitor before 20.1.57.1745 allows remote unauthenticated attackers to obtain information about probes running or the server itself (CPU usage, memory, Windows version, and internal statistics) via an HTTP request, as demonstrated by type=probes to login.htm or index.htm.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | ch-rigu/CVE-2020-11547--PRTG-Network-Monitor-Information-Disclosure | 2020-03-26 |
| Nuclei | PRTG Network Monitor <20.1.57.1745 - Information Disclosure |
What each source reports
NVD Score used
PRTG Network Monitor before 20.1.57.1745 allows remote unauthenticated attackers to obtain information about probes running or the server itself (CPU usage, memory, Windows version, and internal statistics) via an HTTP request, as demonstrated by type=probes to login.htm or index.htm.
- Record
CVE-2020-11547- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-306
- Updated
- 2026-11-02
CVE ListNo score
PRTG Network Monitor before 20.1.57.1745 allows remote unauthenticated attackers to obtain information about probes running or the server itself (CPU usage, memory, Windows version, and internal statistics) via an HTTP request, as demonstrated by type=probes to login.htm or index.htm.
- Record
CVE-2020-11547- Updated
- 2026-11-02
EUVDEUVD-2020-3898No score
PRTG Network Monitor before 20.1.57.1745 allows remote unauthenticated attackers to obtain information about probes running or the server itself (CPU usage, memory, Windows version, and internal statistics) via an HTTP request, as demonstrated by type=probes to login.htm or index.htm.
- Record
EUVD-2020-3898- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rmq4-f55m-47cv
PRTG Network Monitor before 20.1.57.1745 allows remote unauthenticated attackers to obtain...
PRTG Network Monitor before 20.1.57.1745 allows remote unauthenticated attackers to obtain information about probes running or the server itself (CPU usage, memory, Windows version, and internal statistics) via an HTTP request, as demonstrated by type=probes to login.htm or index.htm.
- Record
GHSA-rmq4-f55m-47cv- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| exploits, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, Nuclei, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.